public override Value Execute(Args args, Environment environment, SourcePos pos)
{
var env = environment.NewEnv();
var lst = args.GetAsList("lst");
var cmp = args.HasArg("cmp") ? args.GetFunc("cmp") : environment.Get("compare", pos).AsFunc();
var key = args.HasArg("key") ? args.GetFunc("key") : environment.Get("identity", pos).AsFunc();
var result = new List <Value>();
result.AddRange(lst.GetValue());
for (var i = 1; i < result.Count; i++)
{
var v = key.Execute(new Args(key.GetArgNames()[0], result[i], pos), env, pos);
for (var j = i - 1; j >= 0; j--)
{
var v2 = key.Execute(new Args(key.GetArgNames()[0], result[j], pos), env, pos);
var cmpargs = new Args(cmp.GetArgNames()[0], cmp.GetArgNames()[1], v, v2, pos);
var comparison = (int)cmp.Execute(cmpargs, env, pos).AsInt().GetValue();
if (comparison < 0)
{
var temp = result[j + 1];
result[j + 1] = result[j];
result[j] = temp;
}
else
{
break;
}
}
}
return(new ValueList(result));
}
public override Value Execute(Args args, Environment environment, SourcePos pos)
{
if (!args.HasArg("obj"))
{
return(new ValueList());
}
return(args.GetAsList("obj"));
}
public override Value Execute(Args args, Environment environment, SourcePos pos)
{
var a = args.Get("a");
var b = args.Get("b");
if (a.IsNull() || b.IsNull())
{
return(ValueNull.NULL);
}
if (a.IsInt() && b.IsInt())
{
return(new ValueInt(a.AsInt().GetValue() - b.AsInt().GetValue()));
}
if (a.IsNumerical() && b.IsNumerical())
{
return(new ValueDecimal(a.AsDecimal().GetValue() - b.AsDecimal().GetValue()));
}
if (a.IsDate())
{
if (b.IsDate())
{
return(new ValueInt(a.AsDate().GetValue().Subtract(b.AsDate().GetValue()).Days));
}
return(new ValueDate(a.AsDate().GetValue() - TimeSpan.FromDays((double)args.GetAsDecimal("b").GetValue())));
}
if (a.IsList())
{
var result = new ValueList();
foreach (var item in a.AsList().GetValue())
{
var add = true;
foreach (var val in args.GetAsList("b").GetValue())
{
if (!item.IsEquals(val))
{
continue;
}
add = false;
break;
}
if (add)
{
result.AddItem(item);
}
}
return(result);
}
if (a.IsSet())
{
var result = new ValueSet();
var minus = new SortedSet <Value>(new ComparerValue());
if (b.IsSet())
{
minus = new SortedSet <Value>(b.AsSet().GetValue(), new ComparerValue());
}
else if (b.IsList())
{
foreach (var element in b.AsList().GetValue())
{
minus.Add(element);
}
}
else
{
minus.Add(b);
}
foreach (var element in a.AsSet().GetValue())
{
if (!minus.Contains(element))
{
result.AddItem(element);
}
}
return(result);
}
throw new ControlErrorException(new ValueString("ERROR"), "Cannot subtract " + b + " from " + a, pos);
}
